Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Patent
1978-07-24
1979-12-18
Lazarus, Richard B.
Solid material comminution or disintegration
Apparatus
Cooperating comminuting surfaces
241207, B02C 204
Patent
active
041790766
ABSTRACT:
A gyratory crusher has a sealing device between a shaft and a body, the device comprising an annular chamber carried by the body, and containing liquid, and a rigid wall carried by the shaft and projecting downwards into the liquid, and extended downwards by a flexible skirt.
REFERENCES:
patent: 525443 (1894-09-01), Carman et al.
patent: 2054326 (1936-09-01), Jacobson
patent: 2832547 (1958-04-01), Kennedy
Barrot Jean C.
Pulido Philippe
Babbitless
Lazarus Richard B.
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